205154132

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{419}}^1\times {\mathrm{1123}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 363501600

約数和(自身を除く): 158347468

約数列:

[1, 2, 4, 109, 218, 419, 436, 838, 1123, 1676, 2246, 4492, 45671, 91342, 122407, 182684, 244814, 470537, 489628, 941074, 1882148, 51288533, 102577066, 205154132]

約数ペア:

[(1, 205154132), (2, 102577066), (4, 51288533), (109, 1882148), (218, 941074), (419, 489628), (436, 470537), (838, 244814), (1123, 182684), (1676, 122407), (2246, 91342), (4492, 45671)]